tree 397c483c75751106545ef989d83fe25a7c57347b
parent a3a048cea301baba5d451991074a85dc20a8f228
author Mauro Carvalho Chehab <mchehab@infradead.org> 1194754106 -0300
committer Mauro Carvalho Chehab <mchehab@infradead.org> 1201294926 -0200

V4L/DVB (6583): Fix em28xx read stream locking

On some situations, closing an streaming application and re-opening were
returning -EBUSY.

Uses the same locking schema also present on cx88.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>